Strap winder



FIG. 1 is a perspective view of a strap winder showing our new design; FIG. 2 is a top view of the strap winder of FIG. 1; FIG. 3 is a side view thereof, from below FIG. 2; FIG. 4 is a side view thereof, from above FIG. 2, with the winder rotated 180°; FIG. 5 is a bottom view of the strap winder according to FIG. 1; FIG. 6 is an end view thereof, taken from the left of FIG. 4; and, FIG. 7 is an end view thereof, taken from the right of FIG. 4. 

The ornamental design for a strap winder, as shown and described. 